- The President of Poland signed a law for changes in invoicing effective February 1, 2026
- The National e-Invoice System (KSeF) will be mandatory for large companies to receive invoices from February 1, 2026
- All other entrepreneurs must issue invoices via KSeF starting April 1, 2026
- Micro-enterprises with turnover below PLN 10,000 per month can issue invoices outside KSeF until the end of 2026
- Invoices can be issued offline during system failures
- Issuing B2C invoices through KSeF is optional
- Files can be attached to invoices for mass transactions with tax authority consent
- Penalties for invoicing errors are postponed until the end of 2026
- Obligation to provide KSeF number in payments is postponed until the end of 2026
- From January 1, 2027, invoices cannot be issued from cash registers, and receipts with NIP cannot be treated as simplified invoices
- The change is significant and requires companies to start preparations immediately to meet the deadline
Source: krgroup.eu
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.
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